Home / 993,073.78-1,370,468.46-563,418.46

Finding the Fourth Proportional to 993,073.78, 1,370,468.46 and 563,418.46

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Solution

The fourth proportional to 993,073.78, 1,370,468.46 and 563,418.46 is: 777,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,073.78 : 1,370,468.46 = 563,418.46 : x
  2. Step 2: Convert to fraction form
    993,073.78/1,370,468.46 = 563,418.46/x
  3. Step 3: Cross multiply
    993,073.78x = 1,370,468.46 × 563,418.46
  4. Step 4: Simplify right side
    993,073.78x = 772,147,229,211.77
  5. Step 5: Solve for x
    x = 772,147,229,211.77/993,073.78
  6. Step 6: Final answer
    x = 777,532.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.